/* ============================================================
   Rayana Almuhaish — Personal Portfolio
   Design system: colors, type, layout, components, motion
   ============================================================ */

/* ---------- Fonts ----------
   Poppins        -> body + headings          (Google Fonts)
   Open Sauce Sans -> slogan / editorial copy  (Fontshare)
   Allura         -> "Vision" accent word
   NOTE: "Sloop Script" is a commercial/licensed typeface and is not
   available on a free web-font CDN. Allura (an elegant calligraphic
   script) is used here as a visual stand-in with the same intent —
   swap in @font-face rules below if a licensed Sloop Script file
   becomes available.
------------------------------------------------------------- */

:root{
  /* ---- Brand colors (do not introduce colors outside this set) ---- */
  --purple: #6B4D8D;
  --purple-rgb: 107,77,141;
  --purple-deep: #4E3868;
  --purple-soft: #8A6EAD;
  --purple-text: #6B4D8D; /* text-safe purple, redefined in dark mode for AA contrast */
  --gray: #E6E6E6;
  --white: #FFFFFF;

  /* ---- Light mode roles ---- */
  --bg: #FFFFFF;
  --bg-alt: #E6E6E6;
  --bg-tint: #F6F3F9;
  --text: #7B7E86;
  --heading: #6B4D8D;
  --heading-strong: #322A3D;
  --border: rgba(107,77,141,0.14);
  --card-bg: #FFFFFF;
  --nav-bg: rgba(255,255,255,0.86);
  --shadow: 0 20px 60px -25px rgba(107,77,141,0.35);

  /* ---- Type scale ---- */
  --f-body: "Poppins", "Open Sauce Sans", sans-serif;
  --f-heading: "Poppins", sans-serif;
  --f-editorial: "Open Sauce Sans", "Poppins", sans-serif;
  --f-script: "Allura", cursive;

  --container: 1240px;
  --radius: 18px;
  --radius-sm: 10px;

  --ease: cubic-bezier(.22,.61,.36,1);
}

[data-theme="dark"]{
  --bg: #121019;
  --purple-text: #9B7FC4;
  --bg-alt: #1B1824;
  --bg-tint: #17141F;
  --text: #DDDDDD;
  --heading: #FFFFFF;
  --heading-strong: #FFFFFF;
  --border: rgba(255,255,255,0.10);
  --card-bg: #1B1824;
  --nav-bg: rgba(18,16,25,0.78);
  --shadow: 0 25px 70px -25px rgba(0,0,0,0.6);
}

/* ---------- Reset ---------- */
*,*::before,*::after{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
body{
  margin:0;
  font-family: var(--f-body);
  background: var(--bg);
  color: var(--text);
  font-weight: 400;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  transition: background .5s var(--ease), color .5s var(--ease);
  overflow-x: hidden;
}
img{ max-width:100%; display:block; }
a{ color: inherit; text-decoration:none; }
ul{ margin:0; padding:0; list-style:none; }
button{ font-family: inherit; cursor:pointer; }
h1,h2,h3,h4{
  font-family: var(--f-heading);
  color: var(--heading);
  margin: 0 0 .5em;
  line-height: 1.15;
  font-weight: 700;
  letter-spacing: -0.01em;
}
p{ margin:0 0 1em; }
.container{
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 32px;
}
section{ position: relative; }

::selection{ background: var(--purple); color:#fff; }

/* focus visibility for accessibility */
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible{
  outline: 2px solid var(--purple);
  outline-offset: 3px;
  border-radius: 4px;
}

/* ---------- Utility ---------- */
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-family: var(--f-editorial);
  font-size: 13px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--purple-text);
  font-weight: 600;
  margin-bottom: 18px;
}
.eyebrow::before{
  content:"";
  width: 26px; height:1px;
  background: var(--purple);
}
.section-head{
  max-width: 640px;
  margin-bottom: 56px;
}
.section-head h2{ font-size: clamp(28px,4vw,42px); }
.section-head p{ font-size: 17px; }

.btn{
  display:inline-flex;
  align-items:center;
  gap:10px;
  padding: 14px 28px;
  border-radius: 100px;
  font-weight: 600;
  font-size: 15px;
  border: 1.5px solid var(--purple);
  transition: transform .35s var(--ease), background .35s var(--ease), color .35s var(--ease), box-shadow .35s var(--ease);
}
.btn-solid{
  background: var(--purple);
  color: #fff;
}
.btn-solid:hover{
  background: var(--purple-deep);
  border-color: var(--purple-deep);
  transform: translateY(-2px);
  box-shadow: 0 14px 30px -12px rgba(var(--purple-rgb),0.55);
}
.btn-outline{
  background: transparent;
  color: var(--purple-text);
}
.btn-outline:hover{
  background: var(--purple);
  color: #fff;
  transform: translateY(-2px);
}
.btn svg{ width:18px; height:18px; flex-shrink:0; }

/* ============================================================
   NAV
   ============================================================ */
.site-nav{
  position: sticky;
  top:0;
  z-index: 100;
  background: var(--nav-bg);
  border-bottom: 1px solid var(--border);
  transition: background .5s var(--ease), border-color .5s var(--ease);
}
/* backdrop-filter lives on a pseudo-element (not an ancestor of .nav-links)
   so it doesn't create a CSS containing block that traps the fixed-position
   mobile menu underneath it. */
.site-nav::before{
  content:"";
  position:absolute;
  inset:0;
  z-index:-1;
  backdrop-filter: blur(14px) saturate(140%);
}
.site-nav .container{
  display:flex;
  align-items:center;
  justify-content:space-between;
  height: 72px;
}
.nav-brand{
  display:flex;
  align-items:center;
  gap:10px;
  font-family: var(--f-heading);
  font-weight: 700;
  font-size: 17px;
  color: var(--heading-strong);
}
.nav-brand img{ width:34px; height:34px; }
.nav-links{
  display:flex;
  align-items:center;
  gap: 38px;
}
.nav-links a{
  font-size: 14.5px;
  font-weight: 500;
  color: var(--text);
  position: relative;
  padding: 6px 0;
  transition: color .3s var(--ease);
}
.nav-links a::after{
  content:"";
  position:absolute;
  left:0; bottom:0;
  height:2px; width:0;
  background: var(--purple);
  transition: width .35s var(--ease);
}
.nav-links a:hover,
.nav-links a[aria-current="page"]{ color: var(--purple-text); }
.nav-links a:hover::after,
.nav-links a[aria-current="page"]::after{ width:100%; }

.nav-right{ display:flex; align-items:center; gap:18px; }

.theme-toggle{
  width: 42px; height:42px;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: transparent;
  display:flex; align-items:center; justify-content:center;
  color: var(--purple-text);
  transition: background .3s var(--ease), transform .3s var(--ease);
}
.theme-toggle:hover{ background: var(--bg-tint); transform: rotate(14deg); }
.theme-toggle svg{ width:19px; height:19px; }
.theme-toggle .icon-moon{ display:none; }
[data-theme="dark"] .theme-toggle .icon-sun{ display:none; }
[data-theme="dark"] .theme-toggle .icon-moon{ display:block; }

.nav-toggle{
  display:none;
  width: 40px; height:40px;
  border:none; background:none;
  color: var(--heading-strong);
  align-items:center; justify-content:center;
}
.nav-toggle svg{ width:24px; height:24px; }

/* ============================================================
   HERO
   ============================================================ */
.hero{
  padding: 92px 0 70px;
}
.hero-grid{
  display:grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 60px;
  align-items:center;
}
.hero-kicker{
  font-family: var(--f-editorial);
  font-size: 15px;
  letter-spacing:.05em;
  color: var(--purple-text);
  font-weight: 600;
  margin-bottom: 10px;
  opacity:0;
  transform: translateY(14px);
  animation: rise .8s var(--ease) .1s forwards;
}
.hero h1{
  font-size: clamp(44px, 6.4vw, 80px);
  font-weight: 700;
  color: var(--heading-strong);
  margin-bottom: 6px;
  opacity:0;
  transform: translateY(20px);
  animation: rise .9s var(--ease) .22s forwards;
}
.hero h1 span{ color: var(--purple-text); }
.hero .role{
  font-family: var(--f-heading);
  font-size: clamp(20px, 2.6vw, 30px);
  font-weight: 500;
  color: var(--text);
  margin-bottom: 30px;
  opacity:0;
  transform: translateY(20px);
  animation: rise .9s var(--ease) .34s forwards;
}
.hero .role strong{ color: var(--purple-text); font-weight:600; }

.hero-actions{
  display:flex;
  align-items:center;
  gap: 16px;
  margin-bottom: 52px;
  opacity:0;
  transform: translateY(20px);
  animation: rise .9s var(--ease) .54s forwards;
}
.icon-link{
  width: 50px; height:50px;
  border-radius:50%;
  display:flex; align-items:center; justify-content:center;
  border: 1.5px solid var(--purple);
  color: var(--purple-text);
  transition: all .35s var(--ease);
}
.icon-link:hover{ background: var(--purple); color:#fff; transform: translateY(-3px); }
.icon-link svg{ width:22px; height:22px; }

.slogan{
  font-size: clamp(22px, 2.6vw, 32px);
  line-height: 1.5;
  color: var(--heading-strong);
  font-family: var(--f-editorial);
  font-weight: 400;
  margin-bottom: 30px;
  opacity:0;
  transform: translateY(20px);
  animation: rise .9s var(--ease) .42s forwards;
}
.slogan .script{
  font-family: var(--f-script);
  font-size: 1.9em;
  color: var(--purple-text);
  padding: 0 .06em;
  display: inline-block;
  position: relative;
  top: .08em;
}

.hero-visual{
  position: relative;
  display:flex;
  align-items:center;
  justify-content:center;
  opacity:0;
  animation: fadeIn 1.2s var(--ease) .5s forwards;
}
.hero-mark{
  width: min(360px, 80%);
  height: auto;
  filter: drop-shadow(0 30px 60px rgba(var(--purple-rgb),.25));
  animation: float 7s ease-in-out infinite;
}
.hero-ring{
  position:absolute;
  inset:0;
  border-radius:50%;
  border: 1px dashed var(--border);
  animation: spin 40s linear infinite;
}
.hero-ring.r2{ inset: 40px; animation-duration: 60s; animation-direction: reverse; }

@keyframes rise{ to{ opacity:1; transform:none; } }
@keyframes fadeIn{ to{ opacity:1; } }
@keyframes float{ 0%,100%{ transform:translateY(0);} 50%{ transform:translateY(-14px);} }
@keyframes spin{ to{ transform: rotate(360deg);} }

/* ============================================================
   DASHBOARD / STATS
   ============================================================ */
.dashboard{
  padding: 40px 0 100px;
}
.dashboard-panel{
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 10px 0;
  background: var(--bg-tint);
  display:grid;
  grid-template-columns: repeat(4,1fr);
}
.stat{
  padding: 44px 30px;
  position: relative;
}
.stat:not(:last-child)::after{
  content:"";
  position:absolute;
  right:0; top:20%; bottom:20%;
  width:1px;
  background: var(--border);
}
.stat .num{
  font-family: var(--f-heading);
  font-size: clamp(36px,4.4vw,54px);
  font-weight:700;
  color: var(--purple-text);
  display:flex;
  align-items:baseline;
  gap:4px;
  margin-bottom:8px;
  font-variant-numeric: tabular-nums;
}
.stat .label{
  font-size: 14px;
  letter-spacing:.03em;
  color: var(--text);
  font-weight:500;
}

/* ============================================================
   DIFFERENTIATOR
   ============================================================ */
.differentiator{
  padding: 100px 0;
}
.diff-grid{
  display:grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 70px;
  align-items:start;
}
.diff-copy p{
  font-size: 19px;
  color: var(--heading-strong);
  line-height:1.75;
}
.diff-copy p:first-child{ font-weight:500; }
.diff-list{
  display:grid;
  gap: 26px;
  margin-top: 8px;
}
.diff-item{
  display:flex;
  gap: 18px;
  padding-bottom: 26px;
  border-bottom: 1px solid var(--border);
}
.diff-item:last-child{ border-bottom:none; padding-bottom:0; }
.diff-item .idx{
  font-family: var(--f-heading);
  font-size: 15px;
  color: var(--purple-text);
  font-weight:700;
  padding-top:3px;
  min-width: 30px;
}
.diff-item h4{ font-size:18px; margin-bottom:6px; color:var(--heading-strong); }
.diff-item p{ font-size:15px; margin:0; }

/* ============================================================
   WORK / PROJECTS
   ============================================================ */
.work-section{ padding: 40px 0 110px; }
.work-list{ display:flex; flex-direction:column; gap: 40px; }

.project-card{
  position:relative;
  border-radius: var(--radius);
  overflow:hidden;
  border: 1px solid var(--border);
  background: var(--card-bg);
  display:grid;
  transition: box-shadow .5s var(--ease), transform .5s var(--ease);
}
.project-card:hover{ box-shadow: var(--shadow); transform: translateY(-4px); }

.project-card.layout-a{ grid-template-columns: 1.15fr 0.85fr; }
.project-card.layout-b{ grid-template-columns: 0.85fr 1.15fr; }
.project-card.layout-b .project-media{ order:2; }

.project-media{
  position:relative;
  overflow:hidden;
  min-height: 420px;
  background: var(--bg-tint);
}
.project-media img{
  width:100%; height:100%;
  object-fit: cover;
  object-position: top;
  transition: transform .8s var(--ease);
}
.project-card:hover .project-media img{ transform: scale(1.045); }

.project-body{
  padding: 46px 46px;
  display:flex;
  flex-direction:column;
  justify-content:center;
}
.project-num{
  font-family: var(--f-heading);
  font-size:14px;
  color: var(--purple-text);
  font-weight:700;
  letter-spacing:.08em;
  margin-bottom: 14px;
}
.project-assoc{
  display:flex;
  align-items:center;
  gap: 10px;
  margin-bottom: 18px;
  font-size: 13px;
  color: var(--text);
  text-transform: uppercase;
  letter-spacing: .06em;
  font-weight:600;
}
.project-assoc img{ height:18px; width:auto; }
.project-assoc .pill{
  background: rgba(var(--purple-rgb),.1);
  color: var(--purple-text);
  padding: 5px 12px;
  border-radius: 100px;
  font-size:12px;
}
.project-body h3{ font-size: clamp(28px,3vw,38px); margin-bottom: 14px; }
.project-body .desc{ font-size:15.5px; margin-bottom:22px; max-width: 46ch; }
.project-tags{
  display:flex; flex-wrap:wrap; gap:8px;
  margin-bottom: 28px;
}
.project-tags span{
  font-size:12.5px;
  padding: 6px 13px;
  border-radius:100px;
  border:1px solid var(--border);
  color: var(--text);
}
.project-cta{
  display:inline-flex; align-items:center; gap:10px;
  color: var(--purple-text); font-weight:600; font-size:14.5px;
  width:fit-content;
}
.project-cta svg{ width:16px; height:16px; transition: transform .35s var(--ease); }
.project-card:hover .project-cta svg{ transform: translateX(6px); }

/* ============================================================
   FOOTER / CONTACT CTA
   ============================================================ */
.cta-band{
  padding: 110px 0;
  text-align:center;
  border-top: 1px solid var(--border);
}
.cta-band h2{
  font-size: clamp(30px,5vw,54px);
  max-width: 780px;
  margin: 0 auto 34px;
  color: var(--heading-strong);
}
.cta-band .btn{ margin: 0 8px; }

.site-footer{
  border-top: 1px solid var(--border);
  padding: 50px 0;
}
.footer-grid{
  display:flex;
  justify-content:space-between;
  align-items:center;
  flex-wrap:wrap;
  gap: 24px;
}
.footer-brand{ display:flex; align-items:center; gap:10px; font-weight:600; color:var(--heading-strong); }
.footer-brand img{ width:28px; height:28px; }
.footer-links{ display:flex; gap:28px; }
.footer-links a{ font-size:14px; color:var(--text); }
.footer-links a:hover{ color: var(--purple-text); }
.footer-meta{ font-size:13px; color:var(--text); opacity:.75; }

/* ============================================================
   PAGE HEADER (interior pages)
   ============================================================ */
.page-hero{
  padding: 76px 0 60px;
  border-bottom: 1px solid var(--border);
}
.page-hero .eyebrow{ margin-bottom:20px; }
.page-hero h1{ font-size: clamp(36px,5.6vw,64px); max-width: 900px; color:var(--heading-strong); }
.page-hero p.lead{ font-size:18px; max-width:640px; margin-top:18px; }

/* ============================================================
   ABOUT PAGE
   ============================================================ */
.about-block{ padding: 90px 0; border-bottom:1px solid var(--border); }
.about-block:last-of-type{ border-bottom:none; }
.about-grid{ display:grid; grid-template-columns: 0.6fr 1.4fr; gap:60px; }
.about-grid .side{ position:sticky; top:100px; align-self:start; }
.about-grid .side .eyebrow{ margin-bottom:12px; }
.about-grid .side h2{ font-size: clamp(26px,3vw,36px); }

.timeline{ display:grid; gap:0; }
.tl-item{
  display:grid;
  grid-template-columns: 160px 1fr;
  gap: 30px;
  padding: 30px 0;
  border-bottom: 1px solid var(--border);
}
.tl-item:last-child{ border-bottom:none; }
.tl-date{ font-size:13.5px; font-weight:600; color: var(--purple-text); letter-spacing:.03em; }
.tl-item h4{ font-size:19px; margin-bottom:6px; color:var(--heading-strong); }
.tl-org{ font-size:14px; color: var(--purple-text); font-weight:600; margin-bottom:10px; }
.tl-item ul{ display:grid; gap:8px; }
.tl-item li{ font-size:14.5px; position:relative; padding-left:18px; }
.tl-item li::before{ content:"—"; position:absolute; left:0; color: var(--purple-text); }

.focus-grid{ display:grid; grid-template-columns: repeat(2,1fr); gap:20px; }
.focus-card{
  border:1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 28px 26px;
  background: var(--bg-tint);
  transition: transform .4s var(--ease), border-color .4s var(--ease);
}
.focus-card:hover{ transform: translateY(-4px); border-color: var(--purple); }
.focus-card h4{ font-size:17px; margin-bottom:8px; }
.focus-card p{ font-size:14px; margin:0; }

.skill-groups{ display:grid; gap:34px; }
.skill-group h4{
  font-size:14px; text-transform:uppercase; letter-spacing:.08em;
  color: var(--purple-text); margin-bottom:16px; font-weight:700;
}
.skill-chips{ display:flex; flex-wrap:wrap; gap:10px; }
.skill-chips span{
  font-size:13.5px;
  padding: 9px 16px;
  border-radius:100px;
  border:1px solid var(--border);
  color:var(--heading-strong);
  transition: all .3s var(--ease);
}
.skill-chips span:hover{ border-color:var(--purple); color: var(--purple-text); background:rgba(var(--purple-rgb),.06); }

.toolkit-grid{ display:grid; grid-template-columns: repeat(4,1fr); gap:18px; }
.tool-card{
  text-align:center;
  padding: 26px 12px;
  border:1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size:14px;
  font-weight:600;
  color: var(--heading-strong);
  transition: all .35s var(--ease);
}
.tool-card:hover{ border-color: var(--purple); color: var(--purple-text); transform: translateY(-3px); }

.cert-list{ display:grid; gap:0; }
.cert-item{
  display:grid;
  grid-template-columns: 1fr auto;
  align-items:center;
  padding: 26px 0;
  border-bottom:1px solid var(--border);
  gap: 20px;
}
.cert-item:last-child{ border-bottom:none; }
.cert-item h4{ font-size:17px; margin-bottom:4px; color:var(--heading-strong); }
.cert-item .org{ font-size:14px; color:var(--text); }
.cert-item .year{
  font-family: var(--f-heading);
  font-weight:700;
  color: var(--purple-text);
  font-size:15px;
  white-space:nowrap;
}

/* ============================================================
   CASE STUDY
   ============================================================ */
.cs-hero{
  padding: 70px 0 0;
}
.cs-hero .eyebrow{ margin-bottom: 18px; }
.cs-hero h1{ font-size: clamp(40px,7vw,88px); color:var(--heading-strong); margin-bottom:18px; }
.cs-meta{ display:flex; flex-wrap:wrap; gap: 40px; margin: 30px 0 46px; padding-top:30px; border-top:1px solid var(--border); }
.cs-meta div h5{ font-size:12px; text-transform:uppercase; letter-spacing:.08em; color: var(--purple-text); margin-bottom:6px; font-weight:700; }
.cs-meta div p{ margin:0; font-size:15px; color:var(--heading-strong); font-weight:500; }

.cs-hero-image{
  width:100%;
  border-radius: var(--radius);
  overflow:hidden;
  background: var(--bg-tint);
  margin-bottom: 90px;
}
.cs-hero-image img{ width:100%; height:auto; display:block; }

.cs-section{ padding: 0 0 100px; }
.cs-section-head{ display:grid; grid-template-columns: 260px 1fr; gap:60px; margin-bottom:40px; }
.cs-section-head h2{ font-size: clamp(26px,3vw,34px); }
.cs-section-head .num{ font-family:var(--f-heading); color: var(--purple-text); font-weight:700; font-size:15px; }
.cs-body{ grid-column: 2; max-width: 68ch; }
.cs-body p{ font-size:16.5px; }

.cs-two-col{ display:grid; grid-template-columns: 260px 1fr; gap:60px; }
.cs-two-col .cs-copy{ display:grid; grid-template-columns: 1fr 1fr; gap:40px; }
.cs-copy h4{ font-size:17px; margin-bottom:10px; color:var(--heading-strong); }
.cs-copy p{ font-size:15px; }

.process-rail{
  display:grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 4px;
  margin-top: 10px;
}
.process-rail-4{ grid-template-columns: repeat(4, 1fr); }
.process-step{
  padding: 26px 18px 22px;
  border-top: 3px solid var(--purple);
  background: var(--bg-tint);
}
.process-step .p-num{ font-family:var(--f-heading); font-size:13px; color: var(--purple-text); font-weight:700; margin-bottom:10px; }
.process-step h5{ font-size:15px; margin:0 0 8px; color: var(--heading-strong); font-family:var(--f-heading); font-weight:600; }
.process-step p{ font-size:13px; margin:0; }

.contrib-grid{
  display:grid;
  grid-template-columns: repeat(2,1fr);
  gap: 18px;
}
.contrib-card{
  border:1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 26px;
  display:flex;
  gap:16px;
  align-items:flex-start;
}
.contrib-card .ico{
  width:38px;height:38px;border-radius:50%;
  background: rgba(var(--purple-rgb),.1);
  color: var(--purple-text);
  display:flex; align-items:center; justify-content:center;
  flex-shrink:0;
}
.contrib-card .ico svg{ width:18px;height:18px; }
.contrib-card h4{ font-size:15.5px; margin-bottom:6px; color:var(--heading-strong); }
.contrib-card p{ font-size:13.5px; margin:0; }

/* editorial visual composition blocks used across case studies */
.visual-row{ display:grid; gap: 26px; margin: 26px 0; }
.visual-row.cols-2{ grid-template-columns: 1.3fr 1fr; align-items:center; }
.visual-row.cols-3{ grid-template-columns: repeat(3,1fr); }
.visual-row.offset{ grid-template-columns: 1fr 1fr; align-items:end; }
.visual-frame{
  border-radius: 16px;
  overflow:hidden;
  background: var(--bg-tint);
  border:1px solid var(--border);
}
.visual-frame img{ width:100%; display:block; }
.visual-frame.tall{ align-self:start; }
.visual-caption{ font-size:12.5px; color:var(--text); margin-top:10px; text-align:center; }

.device-frame{
  max-width: 300px;
  margin: 0 auto;
  border-radius: 34px;
  padding: 10px;
  background: var(--card-bg);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
}
.device-frame img{ border-radius: 24px; }

.placeholder-note{
  border: 1px dashed var(--purple);
  border-radius: var(--radius-sm);
  padding: 16px 20px;
  font-size: 13.5px;
  color: var(--purple-text);
  background: rgba(var(--purple-rgb),.06);
  margin: 18px 0;
}

.cs-close{
  padding: 60px 0 110px;
  text-align:center;
}
.back-link{
  display:inline-flex; align-items:center; gap:10px;
  color: var(--purple-text); font-weight:600; font-size:15px;
}
.back-link svg{ width:16px;height:16px; transform:rotate(180deg); transition:transform .3s var(--ease); }
.back-link:hover svg{ transform: rotate(180deg) translateX(4px); }

/* ============================================================
   CONTACT PAGE
   ============================================================ */
.contact-hero{
  padding: 110px 0 90px;
  text-align:center;
}
.contact-hero h1{ font-size: clamp(34px,6vw,64px); max-width:820px; margin:0 auto 20px; color:var(--heading-strong); }
.contact-hero p{ font-size:17px; max-width:520px; margin:0 auto; }

.contact-cards{
  display:grid;
  grid-template-columns: repeat(3,1fr);
  gap: 22px;
  padding-bottom: 110px;
}
.contact-card{
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 40px 30px;
  text-align:center;
  transition: all .4s var(--ease);
}
.contact-card:hover{ border-color: var(--purple); transform: translateY(-6px); box-shadow: var(--shadow); }
.contact-card .ico{
  width: 56px; height:56px; border-radius:50%;
  background: rgba(var(--purple-rgb),.1);
  color: var(--purple-text);
  display:flex; align-items:center; justify-content:center;
  margin: 0 auto 20px;
}
.contact-card .ico svg{ width:24px; height:24px; }
.contact-card h4{ font-size:13px; text-transform:uppercase; letter-spacing:.08em; color: var(--purple-text); margin-bottom:10px; font-weight:700; }
.contact-card p{ font-size:16px; color:var(--heading-strong); font-weight:500; margin:0; word-break: break-word; }

/* ============================================================
   REVEAL ANIMATION
   ============================================================ */
.reveal{ opacity:0; transform: translateY(28px); transition: opacity .8s var(--ease), transform .8s var(--ease); }
.reveal.in{ opacity:1; transform:none; }
.reveal-stagger.in > *{ transition-delay: calc(var(--i, 0) * 90ms); }

/* ============================================================
   HERO — refined order (name / slogan line / headline / actions)
   ============================================================ */
.hero-slogan-line{
  font-family: var(--f-editorial);
  font-size: clamp(15px, 1.6vw, 18px);
  letter-spacing: .02em;
  color: var(--purple-text);
  font-weight: 600;
  margin-bottom: 34px;
  opacity:0;
  transform: translateY(16px);
  animation: rise .9s var(--ease) .3s forwards;
}
.hero-actions{ margin-top: 6px; }

/* ============================================================
   DASHBOARD ICONS
   ============================================================ */
.stat{ display:flex; flex-direction:column; gap:16px; }
.stat .stat-ico{
  width: 42px; height:42px;
  border-radius: 12px;
  background: rgba(var(--purple-rgb), .1);
  color: var(--purple-text);
  display:flex; align-items:center; justify-content:center;
}
.stat .stat-ico svg{ width:20px; height:20px; }
.stat .num-row{ display:flex; align-items:baseline; gap:4px; }

/* ============================================================
   PROJECT LOGO CARDS (Browse My Work — logo as main visual)
   ============================================================ */
.project-media.logo-panel{
  display:flex;
  align-items:center;
  justify-content:center;
  padding: 60px;
  position: relative;
  overflow: hidden;
}
.project-media.logo-panel::before{
  content:"";
  position:absolute; inset:0;
  background:
    radial-gradient(120% 140% at 15% 15%, rgba(var(--purple-rgb),.14), transparent 60%),
    var(--bg-tint);
}
.project-media.logo-panel img{
  position:relative;
  width: auto;
  max-width: 78%;
  max-height: 130px;
  object-fit: contain;
  transition: transform .8s var(--ease);
}
.project-card:hover .project-media.logo-panel img{ transform: scale(1.05); }

/* ============================================================
   CASE STUDY: large numerals
   ============================================================ */
.cs-index{
  font-family: var(--f-heading);
  font-weight: 800;
  font-size: clamp(64px, 8vw, 118px);
  line-height: .8;
  color: transparent;
  -webkit-text-stroke: 1.5px var(--purple);
  text-stroke: 1.5px var(--purple);
  opacity: .85;
}
[data-theme="dark"] .cs-index{ -webkit-text-stroke: 1.5px var(--purple-text); text-stroke: 1.5px var(--purple-text); }

/* ============================================================
   CASE STUDY: project logo banner
   ============================================================ */
.cs-logo-banner{
  display:flex;
  align-items:center;
  justify-content:center;
  padding: 56px 20px;
  margin-bottom: 60px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--bg-tint);
}
.cs-logo-banner img{
  height: clamp(46px, 6vw, 76px);
  width: auto;
}
/* Only one logo file is available per project (a single colored version).
   In dark mode it's rendered in white via filter, matching the
   "white typography on dark" version described in the brief. */
[data-theme="dark"] .cs-logo-banner img{
  filter: brightness(0) invert(1);
}

/* ============================================================
   PROCESS STEP ICONS
   ============================================================ */
.process-step{ display:flex; flex-direction:column; }
.process-step .p-ico{
  width: 36px; height:36px;
  border-radius: 10px;
  background: rgba(var(--purple-rgb),.1);
  color: var(--purple-text);
  display:flex; align-items:center; justify-content:center;
  margin-bottom: 14px;
}
.process-step .p-ico svg{ width:18px; height:18px; }

/* ============================================================
   KEY CONTRIBUTIONS — 3 up
   ============================================================ */
.contrib-grid.cols-3{ grid-template-columns: repeat(3,1fr); }

/* ============================================================
   MARQUEE / HORIZONTAL ANIMATED GALLERY
   ============================================================ */
.marquee{
  position: relative;
  overflow: hidden;
  width: 100%;
  cursor: pointer;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 6%, #000 94%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 6%, #000 94%, transparent);
}
.marquee-track{
  display:flex;
  align-items: flex-end;
  gap: 22px;
  width: max-content;
  animation: marquee-scroll 34s linear infinite;
}
.marquee.speed-fast .marquee-track{ animation-duration: 22s; }
.marquee.speed-slow .marquee-track{ animation-duration: 46s; }
.marquee-track .m-item{
  flex-shrink:0;
  border-radius: 16px;
  overflow:hidden;
  border: 1px solid var(--border);
  background: var(--bg-tint);
  box-shadow: var(--shadow);
}
.marquee-track img{
  display:block;
  height: 360px;
  width: auto;
  object-fit: cover;
}
.marquee.marquee-sm .marquee-track img{ height: 220px; }
@keyframes marquee-scroll{
  from{ transform: translateX(0); }
  to{ transform: translateX(-50%); }
}
@media (prefers-reduced-motion: reduce){
  .marquee-track{ animation: none; }
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1080px){
  .about-grid{ grid-template-columns: 1fr; }
  .about-grid .side{ position:static; margin-bottom:20px; }
  .cs-section-head, .cs-two-col{ grid-template-columns: 1fr; gap:20px; }
  .cs-body{ grid-column: 1; }
  .cs-two-col .cs-copy{ grid-template-columns: 1fr; }
  .toolkit-grid{ grid-template-columns: repeat(3,1fr); }
}

@media (max-width: 900px){
  .container{ padding: 0 24px; }
  .nav-links{
    position: fixed; inset: 72px 0 0 0;
    background: var(--bg);
    flex-direction:column;
    justify-content:flex-start;
    padding: 40px 32px;
    gap: 26px;
    transform: translateX(100%);
    transition: transform .45s var(--ease);
    z-index: 90;
  }
  .nav-links.open{ transform: translateX(0); }
  .nav-links a{ font-size:20px; }
  .nav-toggle{ display:flex; }

  .hero-grid{ grid-template-columns: 1fr; gap: 50px; }
  .hero-visual{ order:-1; }
  .hero-mark{ width: 220px; }

  .dashboard-panel{ grid-template-columns: repeat(2,1fr); }
  .stat:nth-child(2)::after{ display:none; }
  .stat:not(:last-child)::after{ display: none; }
  .stat{ border-bottom: 1px solid var(--border); }

  .diff-grid{ grid-template-columns: 1fr; gap:36px; }

  .project-card.layout-a, .project-card.layout-b{ grid-template-columns: 1fr; }
  .project-card.layout-b .project-media{ order:0; }
  .project-media{ min-height: 320px; }
  .project-body{ padding: 34px 28px; }

  .focus-grid{ grid-template-columns: 1fr; }
  .toolkit-grid{ grid-template-columns: repeat(2,1fr); }
  .contrib-grid{ grid-template-columns: 1fr; }
  .process-rail, .process-rail-4{ grid-template-columns: repeat(2,1fr); }
  .visual-row.cols-2, .visual-row.cols-3, .visual-row.offset{ grid-template-columns: 1fr; }
  .contrib-grid.cols-3{ grid-template-columns: 1fr; }
  .marquee-track img{ height: 220px; }
  .marquee.marquee-sm .marquee-track img{ height: 160px; }
  .cs-logo-banner{ padding: 36px 16px; margin-bottom: 40px; }
  .cs-logo-banner img{ height: 42px; }
  .project-media.logo-panel{ padding: 40px; }
  .contact-cards{ grid-template-columns: 1fr; }
  .tl-item{ grid-template-columns: 1fr; gap:8px; }
  .footer-grid{ flex-direction:column; text-align:center; }
}

@media (max-width: 520px){
  .hero{ padding: 60px 0 40px; }
  .hero-actions{ flex-wrap:wrap; }
  .cta-band .btn{ display:block; margin: 10px auto; width: fit-content; }
  .cs-meta{ gap:24px; }
}